Question 21 MarkUse of a condom for contraception is a barrier method.AnswerTrueView full question & answer→
Question 31 MarkRapidly growing industries favoured population rise.AnswerTrueView full question & answer→
Question 41 MarkPresent human population growth is following arithmetic progression.AnswerFalseView full question & answer→
Question 51 MarkBirth rate is the number of live births per hundred of the population.AnswerFalseView full question & answer→